mullvad: Remove gui package

Not needed since the command line program is excellent. Makes things
easier overall and no longer have to worry about GUI-specific bugs.

home/hyprland.nix

@@ -30,7 +30,6 @@ in
     exec-once = wpctl set-volume @DEFAULT_AUDIO_SINK@ 20%
     exec-once = sleep 0.5 && ironbar
     exec-once = fcitx5
-    exec-once = mullvad-vpn
     exec-once = hyprctl dispatch workspace 5000000
     exec-once = ${pkgs.polkit_gnome}/libexec/polkit-gnome-authentication-agent-1
 

modules/mullvad.nix

@@ -1,12 +1,6 @@
-{ pkgs, ... }:
-
 {
   services.mullvad-vpn = {
     enable = true;
     enableExcludeWrapper = false;
   };
-
-  environment.systemPackages = with pkgs; [
-    mullvad-vpn
-  ];
 }